<template>
    <v-card>
        <v-flex xs12 sm10>
            <!--自定义分级显示组件-->
            <!--发送请求$http：/item/category/of/parent-->
            <v-tree url="/item/category/of/parent" isEdit
                    @handleAdd="handleAdd"
                    @handleEdit="handleEdit"
                    @handleDelete="handleDelete"
            ></v-tree>
        </v-flex>
    </v-card>
</template>

<script>
    export default {
        name: "category",
        data() {
            return {
                isEdit: true
            }
        },
        methods: {
            handleAdd(node) {
                // 解析新增的节点数据，不要id
                const {id, ...param} = node;
                // 发起请求
                this.$http.post("/item/category", param)
                    .then(({data}) => {
                        // 回显id，因此返回值必须是id
                        node.id = data;
                    })
                    .catch()
            },
            handleEdit(id, name) {
                this.$http.put("/item/category", this.$qs.stringify({id, name}))
                    .then()
                    .catch()
            },
            handleDelete(id) {
                this.$http.post("/item/category/" + id)
                    .then()
                    .catch()
            }
        }
    };
</script>

<style scoped>

</style>
